| Country | Period | Year | mg NO3/l |
|---|---|---|---|
| Austria | 1992-2018 | 1992 | 26.4 |
| Austria | 1992-2018 | 1993 | 25.7 |
| Austria | 1992-2018 | 1994 | 26.4 |
| Austria | 1992-2018 | 1995 | 26.9 |
| Austria | 1992-2018 | 1996 | 27.4 |
| Austria | 1992-2018 | 1997 | 27.5 |
| Austria | 1992-2018 | 1998 | 26.2 |
| Austria | 1992-2018 | 1999 | 24.7 |
| Austria | 1992-2018 | 2000 | 24.3 |
| Austria | 1992-2018 | 2001 | 24.8 |
| Austria | 1992-2018 | 2002 | 24.5 |
| Austria | 1992-2018 | 2003 | 24.3 |
| Austria | 1992-2018 | 2004 | 25.1 |
| Austria | 1992-2018 | 2005 | 24.6 |
| Austria | 1992-2018 | 2006 | 24.8 |
| Austria | 1992-2018 | 2007 | 23.4 |
| Austria | 1992-2018 | 2008 | 22.9 |
| Austria | 1992-2018 | 2009 | 23.2 |
| Austria | 1992-2018 | 2010 | 23.8 |
| Austria | 1992-2018 | 2011 | 23.3 |
| Austria | 1992-2018 | 2012 | 22.6 |
| Austria | 1992-2018 | 2013 | 22.8 |
| Austria | 1992-2018 | 2014 | 22.4 |
| Austria | 1992-2018 | 2015 | 21.9 |
| Austria | 1992-2018 | 2016 | 21.5 |
| Austria | 1992-2018 | 2017 | 21.5 |
| Austria | 1992-2018 | 2018 | 20.9 |
| Belgium | 1992-2018 | 1992 | 23.9 |
| Belgium | 1992-2018 | 1993 | 23.6 |
| Belgium | 1992-2018 | 1994 | 23.8 |
| Belgium | 1992-2018 | 1995 | 26.3 |
| Belgium | 1992-2018 | 1996 | 23.6 |
| Belgium | 1992-2018 | 1997 | 23.3 |
| Belgium | 1992-2018 | 1998 | 24.4 |
| Belgium | 1992-2018 | 1999 | 24.8 |
| Belgium | 1992-2018 | 2000 | 25.7 |
| Belgium | 1992-2018 | 2001 | 22.7 |
| Belgium | 1992-2018 | 2002 | 23.4 |
| Belgium | 1992-2018 | 2003 | 25.0 |
| Belgium | 1992-2018 | 2004 | 25.3 |
| Belgium | 1992-2018 | 2005 | 25.0 |
| Belgium | 1992-2018 | 2006 | 27.5 |
| Belgium | 1992-2018 | 2007 | 26.5 |
| Belgium | 1992-2018 | 2008 | 28.7 |
| Belgium | 1992-2018 | 2009 | 28.2 |
| Belgium | 1992-2018 | 2010 | 27.0 |
| Belgium | 1992-2018 | 2011 | 27.1 |
| Belgium | 1992-2018 | 2012 | 27.0 |
| Belgium | 1992-2018 | 2013 | 27.0 |
| Belgium | 1992-2018 | 2014 | 26.6 |
| Belgium | 1992-2018 | 2015 | 26.5 |
| Belgium | 1992-2018 | 2016 | 26.4 |
| Belgium | 1992-2018 | 2017 | 26.0 |
| Belgium | 1992-2018 | 2018 | 26.6 |
| Bulgaria | 1992-2018 | 1992 | 21.0 |
| Bulgaria | 1992-2018 | 1993 | 19.3 |
| Bulgaria | 1992-2018 | 1994 | 16.6 |
| Bulgaria | 1992-2018 | 1995 | 19.7 |
| Bulgaria | 1992-2018 | 1996 | 18.5 |
| Bulgaria | 1992-2018 | 1997 | 30.0 |
| Bulgaria | 1992-2018 | 1998 | 32.1 |
| Bulgaria | 1992-2018 | 1999 | 24.0 |
| Bulgaria | 1992-2018 | 2000 | 27.9 |
| Bulgaria | 1992-2018 | 2001 | 23.4 |
| Bulgaria | 1992-2018 | 2002 | 19.1 |
| Bulgaria | 1992-2018 | 2003 | 22.4 |
| Bulgaria | 1992-2018 | 2004 | 20.4 |
| Bulgaria | 1992-2018 | 2005 | 22.0 |
| Bulgaria | 1992-2018 | 2006 | 23.1 |
| Bulgaria | 1992-2018 | 2007 | 22.9 |
| Bulgaria | 1992-2018 | 2008 | 22.2 |
| Bulgaria | 1992-2018 | 2009 | 24.1 |
| Bulgaria | 1992-2018 | 2010 | 20.8 |
| Bulgaria | 1992-2018 | 2011 | 22.8 |
| Bulgaria | 1992-2018 | 2012 | 26.5 |
| Bulgaria | 1992-2018 | 2013 | 24.8 |
| Bulgaria | 1992-2018 | 2014 | 23.5 |
| Bulgaria | 1992-2018 | 2015 | 29.8 |
| Bulgaria | 1992-2018 | 2016 | 30.8 |
| Bulgaria | 1992-2018 | 2017 | 26.2 |
| Bulgaria | 1992-2018 | 2018 | 26.4 |
| Denmark | 1992-2018 | 1992 | 20.2 |
| Denmark | 1992-2018 | 1993 | 19.6 |
| Denmark | 1992-2018 | 1994 | 19.3 |
| Denmark | 1992-2018 | 1995 | 20.0 |
| Denmark | 1992-2018 | 1996 | 19.2 |
| Denmark | 1992-2018 | 1997 | 19.1 |
| Denmark | 1992-2018 | 1998 | 19.8 |
| Denmark | 1992-2018 | 1999 | 20.5 |
| Denmark | 1992-2018 | 2000 | 20.3 |
| Denmark | 1992-2018 | 2001 | 20.8 |
| Denmark | 1992-2018 | 2002 | 20.5 |
| Denmark | 1992-2018 | 2003 | 19.6 |
| Denmark | 1992-2018 | 2004 | 20.3 |
| Denmark | 1992-2018 | 2005 | 22.0 |
| Denmark | 1992-2018 | 2006 | 21.8 |
| Denmark | 1992-2018 | 2007 | 23.2 |
| Denmark | 1992-2018 | 2008 | 22.1 |
| Denmark | 1992-2018 | 2009 | 22.6 |
| Denmark | 1992-2018 | 2010 | 22.6 |
| Denmark | 1992-2018 | 2011 | 22.4 |
| Denmark | 1992-2018 | 2012 | 20.8 |
| Denmark | 1992-2018 | 2013 | 21.1 |
| Denmark | 1992-2018 | 2014 | 22.0 |
| Denmark | 1992-2018 | 2015 | 21.9 |
| Denmark | 1992-2018 | 2016 | 21.8 |
| Denmark | 1992-2018 | 2017 | 21.9 |
| Denmark | 1992-2018 | 2018 | 21.9 |
| Estonia | 1992-2018 | 1992 | 5.4 |
| Estonia | 1992-2018 | 1993 | 4.2 |
| Estonia | 1992-2018 | 1994 | 2.7 |
| Estonia | 1992-2018 | 1995 | 3.8 |
| Estonia | 1992-2018 | 1996 | 4.8 |
| Estonia | 1992-2018 | 1997 | 5.1 |
| Estonia | 1992-2018 | 1998 | 4.8 |
| Estonia | 1992-2018 | 1999 | 4.8 |
| Estonia | 1992-2018 | 2000 | 5.0 |
| Estonia | 1992-2018 | 2001 | 3.7 |
| Estonia | 1992-2018 | 2002 | 2.8 |
| Estonia | 1992-2018 | 2003 | 3.9 |
| Estonia | 1992-2018 | 2004 | 2.5 |
| Estonia | 1992-2018 | 2005 | 3.8 |
| Estonia | 1992-2018 | 2006 | 4.2 |
| Estonia | 1992-2018 | 2007 | 4.7 |
| Estonia | 1992-2018 | 2008 | 6.5 |
| Estonia | 1992-2018 | 2009 | 5.4 |
| Estonia | 1992-2018 | 2010 | 4.4 |
| Estonia | 1992-2018 | 2011 | 4.7 |
| Estonia | 1992-2018 | 2012 | 6.4 |
| Estonia | 1992-2018 | 2013 | 5.7 |
| Estonia | 1992-2018 | 2014 | 4.6 |
| Estonia | 1992-2018 | 2015 | 5.6 |
| Estonia | 1992-2018 | 2016 | 5.5 |
| Estonia | 1992-2018 | 2017 | 5.1 |
| Estonia | 1992-2018 | 2018 | 5.8 |
| Finland | 1992-2018 | 1992 | 0.5 |
| Finland | 1992-2018 | 1993 | 0.4 |
| Finland | 1992-2018 | 1994 | 0.4 |
| Finland | 1992-2018 | 1995 | 0.4 |
| Finland | 1992-2018 | 1996 | 0.4 |
| Finland | 1992-2018 | 1997 | 0.4 |
| Finland | 1992-2018 | 1998 | 0.5 |
| Finland | 1992-2018 | 1999 | 0.5 |
| Finland | 1992-2018 | 2000 | 0.5 |
| Finland | 1992-2018 | 2001 | 0.4 |
| Finland | 1992-2018 | 2002 | 0.4 |
| Finland | 1992-2018 | 2003 | 0.4 |
| Finland | 1992-2018 | 2004 | 0.5 |
| Finland | 1992-2018 | 2005 | 0.5 |
| Finland | 1992-2018 | 2006 | 0.6 |
| Finland | 1992-2018 | 2007 | 0.6 |
| Finland | 1992-2018 | 2008 | 0.4 |
| Finland | 1992-2018 | 2009 | 0.4 |
| Finland | 1992-2018 | 2010 | 0.3 |
| Finland | 1992-2018 | 2011 | 0.3 |
| Finland | 1992-2018 | 2012 | 0.4 |
| Finland | 1992-2018 | 2013 | 0.6 |
| Finland | 1992-2018 | 2014 | 0.8 |
| Finland | 1992-2018 | 2015 | 0.8 |
| Finland | 1992-2018 | 2016 | 0.7 |
| Finland | 1992-2018 | 2017 | 0.7 |
| Finland | 1992-2018 | 2018 | 0.7 |
| France | 1992-2018 | 1992 | 18.8 |
| France | 1992-2018 | 1993 | 19.3 |
| France | 1992-2018 | 1994 | 19.6 |
| France | 1992-2018 | 1995 | 19.8 |
| France | 1992-2018 | 1996 | 18.8 |
| France | 1992-2018 | 1997 | 19.4 |
| France | 1992-2018 | 1998 | 18.2 |
| France | 1992-2018 | 1999 | 19.6 |
| France | 1992-2018 | 2000 | 19.0 |
| France | 1992-2018 | 2001 | 19.2 |
| France | 1992-2018 | 2002 | 18.7 |
| France | 1992-2018 | 2003 | 19.4 |
| France | 1992-2018 | 2004 | 19.4 |
| France | 1992-2018 | 2005 | 19.0 |
| France | 1992-2018 | 2006 | 18.9 |
| France | 1992-2018 | 2007 | 19.5 |
| France | 1992-2018 | 2008 | 20.0 |
| France | 1992-2018 | 2009 | 20.1 |
| France | 1992-2018 | 2010 | 19.9 |
| France | 1992-2018 | 2011 | 19.6 |
| France | 1992-2018 | 2012 | 19.4 |
| France | 1992-2018 | 2013 | 20.4 |
| France | 1992-2018 | 2014 | 19.9 |
| France | 1992-2018 | 2015 | 19.3 |
| France | 1992-2018 | 2016 | 19.2 |
| France | 1992-2018 | 2017 | 19.1 |
| France | 1992-2018 | 2018 | 21.0 |
| Germany | 1992-2018 | 1992 | 25.0 |
| Germany | 1992-2018 | 1993 | 23.6 |
| Germany | 1992-2018 | 1994 | 25.1 |
| Germany | 1992-2018 | 1995 | 23.8 |
| Germany | 1992-2018 | 1996 | 26.0 |
| Germany | 1992-2018 | 1997 | 25.0 |
| Germany | 1992-2018 | 1998 | 27.0 |
| Germany | 1992-2018 | 1999 | 25.1 |
| Germany | 1992-2018 | 2000 | 29.3 |
| Germany | 1992-2018 | 2001 | 28.2 |
| Germany | 1992-2018 | 2002 | 27.6 |
| Germany | 1992-2018 | 2003 | 26.6 |
| Germany | 1992-2018 | 2004 | 26.3 |
| Germany | 1992-2018 | 2005 | 26.4 |
| Germany | 1992-2018 | 2006 | 24.3 |
| Germany | 1992-2018 | 2007 | 25.2 |
| Germany | 1992-2018 | 2008 | 25.3 |
| Germany | 1992-2018 | 2009 | 25.7 |
| Germany | 1992-2018 | 2010 | 25.4 |
| Germany | 1992-2018 | 2011 | 24.2 |
| Germany | 1992-2018 | 2012 | 24.4 |
| Germany | 1992-2018 | 2013 | 25.7 |
| Germany | 1992-2018 | 2014 | 27.0 |
| Germany | 1992-2018 | 2015 | 28.3 |
| Germany | 1992-2018 | 2016 | 29.6 |
| Germany | 1992-2018 | 2017 | 29.3 |
| Germany | 1992-2018 | 2018 | 32.2 |
| Ireland | 1992-2018 | 1992 | 16.6 |
| Ireland | 1992-2018 | 1993 | 16.6 |
| Ireland | 1992-2018 | 1994 | 17.2 |
| Ireland | 1992-2018 | 1995 | 17.9 |
| Ireland | 1992-2018 | 1996 | 19.1 |
| Ireland | 1992-2018 | 1997 | 18.9 |
| Ireland | 1992-2018 | 1998 | 19.1 |
| Ireland | 1992-2018 | 1999 | 18.4 |
| Ireland | 1992-2018 | 2000 | 17.6 |
| Ireland | 1992-2018 | 2001 | 17.5 |
| Ireland | 1992-2018 | 2002 | 18.6 |
| Ireland | 1992-2018 | 2003 | 18.0 |
| Ireland | 1992-2018 | 2004 | 19.2 |
| Ireland | 1992-2018 | 2005 | 18.4 |
| Ireland | 1992-2018 | 2006 | 18.6 |
| Ireland | 1992-2018 | 2007 | 18.2 |
| Ireland | 1992-2018 | 2008 | 14.4 |
| Ireland | 1992-2018 | 2009 | 12.5 |
| Ireland | 1992-2018 | 2010 | 14.8 |
| Ireland | 1992-2018 | 2011 | 14.8 |
| Ireland | 1992-2018 | 2012 | 13.2 |
| Ireland | 1992-2018 | 2013 | 13.3 |
| Ireland | 1992-2018 | 2014 | 15.6 |
| Ireland | 1992-2018 | 2015 | 15.4 |
| Ireland | 1992-2018 | 2016 | 13.8 |
| Ireland | 1992-2018 | 2017 | 14.2 |
| Ireland | 1992-2018 | 2018 | 13.9 |
| Portugal | 1992-2018 | 1992 | 22.8 |
| Portugal | 1992-2018 | 1993 | 22.8 |
| Portugal | 1992-2018 | 1994 | 22.8 |
| Portugal | 1992-2018 | 1995 | 22.8 |
| Portugal | 1992-2018 | 1996 | 24.0 |
| Portugal | 1992-2018 | 1997 | 21.9 |
| Portugal | 1992-2018 | 1998 | 19.7 |
| Portugal | 1992-2018 | 1999 | 18.5 |
| Portugal | 1992-2018 | 2000 | 19.3 |
| Portugal | 1992-2018 | 2001 | 18.7 |
| Portugal | 1992-2018 | 2002 | 15.7 |
| Portugal | 1992-2018 | 2003 | 17.7 |
| Portugal | 1992-2018 | 2004 | 10.9 |
| Portugal | 1992-2018 | 2005 | 14.4 |
| Portugal | 1992-2018 | 2006 | 12.2 |
| Portugal | 1992-2018 | 2007 | 11.9 |
| Portugal | 1992-2018 | 2008 | 10.6 |
| Portugal | 1992-2018 | 2009 | 11.1 |
| Portugal | 1992-2018 | 2010 | 11.3 |
| Portugal | 1992-2018 | 2011 | 12.2 |
| Portugal | 1992-2018 | 2012 | 12.5 |
| Portugal | 1992-2018 | 2013 | 11.9 |
| Portugal | 1992-2018 | 2014 | 11.8 |
| Portugal | 1992-2018 | 2015 | 10.5 |
| Portugal | 1992-2018 | 2016 | 11.1 |
| Portugal | 1992-2018 | 2017 | 9.9 |
| Portugal | 1992-2018 | 2018 | 9.8 |
| Slovakia | 1992-2018 | 1992 | 9.5 |
| Slovakia | 1992-2018 | 1993 | 27.7 |
| Slovakia | 1992-2018 | 1994 | 19.1 |
| Slovakia | 1992-2018 | 1995 | 30.6 |
| Slovakia | 1992-2018 | 1996 | 36.7 |
| Slovakia | 1992-2018 | 1997 | 41.8 |
| Slovakia | 1992-2018 | 1998 | 36.8 |
| Slovakia | 1992-2018 | 1999 | 22.5 |
| Slovakia | 1992-2018 | 2000 | 18.8 |
| Slovakia | 1992-2018 | 2001 | 18.6 |
| Slovakia | 1992-2018 | 2002 | 11.7 |
| Slovakia | 1992-2018 | 2003 | 9.5 |
| Slovakia | 1992-2018 | 2004 | 11.4 |
| Slovakia | 1992-2018 | 2005 | 12.8 |
| Slovakia | 1992-2018 | 2006 | 9.7 |
| Slovakia | 1992-2018 | 2007 | 14.7 |
| Slovakia | 1992-2018 | 2008 | 14.8 |
| Slovakia | 1992-2018 | 2009 | 14.6 |
| Slovakia | 1992-2018 | 2010 | 15.5 |
| Slovakia | 1992-2018 | 2011 | 17.0 |
| Slovakia | 1992-2018 | 2012 | 13.4 |
| Slovakia | 1992-2018 | 2013 | 15.1 |
| Slovakia | 1992-2018 | 2014 | 13.7 |
| Slovakia | 1992-2018 | 2015 | 13.2 |
| Slovakia | 1992-2018 | 2016 | 12.9 |
| Slovakia | 1992-2018 | 2017 | 12.2 |
| Slovakia | 1992-2018 | 2018 | 13.6 |
| Slovenia | 1992-2018 | 1992 | 19.2 |
| Slovenia | 1992-2018 | 1993 | 19.2 |
| Slovenia | 1992-2018 | 1994 | 19.2 |
| Slovenia | 1992-2018 | 1995 | 19.2 |
| Slovenia | 1992-2018 | 1996 | 18.4 |
| Slovenia | 1992-2018 | 1997 | 17.6 |
| Slovenia | 1992-2018 | 1998 | 18.0 |
| Slovenia | 1992-2018 | 1999 | 17.5 |
| Slovenia | 1992-2018 | 2000 | 17.5 |
| Slovenia | 1992-2018 | 2001 | 20.2 |
| Slovenia | 1992-2018 | 2002 | 22.1 |
| Slovenia | 1992-2018 | 2003 | 19.5 |
| Slovenia | 1992-2018 | 2004 | 20.8 |
| Slovenia | 1992-2018 | 2005 | 20.8 |
| Slovenia | 1992-2018 | 2006 | 22.2 |
| Slovenia | 1992-2018 | 2007 | 17.0 |
| Slovenia | 1992-2018 | 2008 | 17.5 |
| Slovenia | 1992-2018 | 2009 | 17.3 |
| Slovenia | 1992-2018 | 2010 | 16.5 |
| Slovenia | 1992-2018 | 2011 | 16.2 |
| Slovenia | 1992-2018 | 2012 | 15.9 |
| Slovenia | 1992-2018 | 2013 | 17.4 |
| Slovenia | 1992-2018 | 2014 | 16.2 |
| Slovenia | 1992-2018 | 2015 | 15.0 |
| Slovenia | 1992-2018 | 2016 | 16.6 |
| Slovenia | 1992-2018 | 2017 | 15.5 |
| Slovenia | 1992-2018 | 2018 | 16.8 |
| Austria | 2000-2018 | 2000 | 25.2 |
| Austria | 2000-2018 | 2001 | 25.7 |
| Austria | 2000-2018 | 2002 | 25.5 |
| Austria | 2000-2018 | 2003 | 25.5 |
| Austria | 2000-2018 | 2004 | 26.2 |
| Austria | 2000-2018 | 2005 | 25.5 |
| Austria | 2000-2018 | 2006 | 26.0 |
| Austria | 2000-2018 | 2007 | 24.6 |
| Austria | 2000-2018 | 2008 | 24.1 |
| Austria | 2000-2018 | 2009 | 24.5 |
| Austria | 2000-2018 | 2010 | 25.0 |
| Austria | 2000-2018 | 2011 | 24.8 |
| Austria | 2000-2018 | 2012 | 23.8 |
| Austria | 2000-2018 | 2013 | 24.4 |
| Austria | 2000-2018 | 2014 | 24.0 |
| Austria | 2000-2018 | 2015 | 23.6 |
| Austria | 2000-2018 | 2016 | 22.8 |
| Austria | 2000-2018 | 2017 | 22.6 |
| Austria | 2000-2018 | 2018 | 21.9 |
| Belgium | 2000-2018 | 2000 | 29.0 |
| Belgium | 2000-2018 | 2001 | 27.0 |
| Belgium | 2000-2018 | 2002 | 27.2 |
| Belgium | 2000-2018 | 2003 | 27.7 |
| Belgium | 2000-2018 | 2004 | 27.8 |
| Belgium | 2000-2018 | 2005 | 30.9 |
| Belgium | 2000-2018 | 2006 | 33.3 |
| Belgium | 2000-2018 | 2007 | 32.2 |
| Belgium | 2000-2018 | 2008 | 33.4 |
| Belgium | 2000-2018 | 2009 | 31.9 |
| Belgium | 2000-2018 | 2010 | 31.0 |
| Belgium | 2000-2018 | 2011 | 30.8 |
| Belgium | 2000-2018 | 2012 | 30.7 |
| Belgium | 2000-2018 | 2013 | 29.4 |
| Belgium | 2000-2018 | 2014 | 29.1 |
| Belgium | 2000-2018 | 2015 | 28.5 |
| Belgium | 2000-2018 | 2016 | 30.8 |
| Belgium | 2000-2018 | 2017 | 30.3 |
| Belgium | 2000-2018 | 2018 | 30.6 |
| Bulgaria | 2000-2018 | 2000 | 29.6 |
| Bulgaria | 2000-2018 | 2001 | 26.9 |
| Bulgaria | 2000-2018 | 2002 | 24.3 |
| Bulgaria | 2000-2018 | 2003 | 26.1 |
| Bulgaria | 2000-2018 | 2004 | 23.4 |
| Bulgaria | 2000-2018 | 2005 | 24.8 |
| Bulgaria | 2000-2018 | 2006 | 25.6 |
| Bulgaria | 2000-2018 | 2007 | 26.0 |
| Bulgaria | 2000-2018 | 2008 | 26.0 |
| Bulgaria | 2000-2018 | 2009 | 27.9 |
| Bulgaria | 2000-2018 | 2010 | 25.0 |
| Bulgaria | 2000-2018 | 2011 | 25.1 |
| Bulgaria | 2000-2018 | 2012 | 28.1 |
| Bulgaria | 2000-2018 | 2013 | 28.3 |
| Bulgaria | 2000-2018 | 2014 | 26.2 |
| Bulgaria | 2000-2018 | 2015 | 31.3 |
| Bulgaria | 2000-2018 | 2016 | 32.7 |
| Bulgaria | 2000-2018 | 2017 | 29.7 |
| Bulgaria | 2000-2018 | 2018 | 29.8 |
| Cyprus | 2000-2018 | 2000 | 16.5 |
| Cyprus | 2000-2018 | 2001 | 18.2 |
| Cyprus | 2000-2018 | 2002 | 14.2 |
| Cyprus | 2000-2018 | 2003 | 20.6 |
| Cyprus | 2000-2018 | 2004 | 23.7 |
| Cyprus | 2000-2018 | 2005 | 29.4 |
| Cyprus | 2000-2018 | 2006 | 31.3 |
| Cyprus | 2000-2018 | 2007 | 37.3 |
| Cyprus | 2000-2018 | 2008 | 32.2 |
| Cyprus | 2000-2018 | 2009 | 37.3 |
| Cyprus | 2000-2018 | 2010 | 40.3 |
| Cyprus | 2000-2018 | 2011 | 36.3 |
| Cyprus | 2000-2018 | 2012 | 41.5 |
| Cyprus | 2000-2018 | 2013 | 43.6 |
| Cyprus | 2000-2018 | 2014 | 65.4 |
| Cyprus | 2000-2018 | 2015 | 74.2 |
| Cyprus | 2000-2018 | 2016 | 106.0 |
| Cyprus | 2000-2018 | 2017 | 56.9 |
| Cyprus | 2000-2018 | 2018 | 60.8 |
| Czechia | 2000-2018 | 2000 | 23.1 |
| Czechia | 2000-2018 | 2001 | 20.9 |
| Czechia | 2000-2018 | 2002 | 19.7 |
| Czechia | 2000-2018 | 2003 | 20.0 |
| Czechia | 2000-2018 | 2004 | 19.6 |
| Czechia | 2000-2018 | 2005 | 20.2 |
| Czechia | 2000-2018 | 2006 | 20.4 |
| Czechia | 2000-2018 | 2007 | 20.9 |
| Czechia | 2000-2018 | 2008 | 19.3 |
| Czechia | 2000-2018 | 2009 | 18.7 |
| Czechia | 2000-2018 | 2010 | 19.8 |
| Czechia | 2000-2018 | 2011 | 19.2 |
| Czechia | 2000-2018 | 2012 | 19.3 |
| Czechia | 2000-2018 | 2013 | 18.6 |
| Czechia | 2000-2018 | 2014 | 18.6 |
| Czechia | 2000-2018 | 2015 | 18.2 |
| Czechia | 2000-2018 | 2016 | 18.7 |
| Czechia | 2000-2018 | 2017 | 18.3 |
| Czechia | 2000-2018 | 2018 | 18.0 |
| Denmark | 2000-2018 | 2000 | 20.9 |
| Denmark | 2000-2018 | 2001 | 21.5 |
| Denmark | 2000-2018 | 2002 | 21.0 |
| Denmark | 2000-2018 | 2003 | 20.3 |
| Denmark | 2000-2018 | 2004 | 20.9 |
| Denmark | 2000-2018 | 2005 | 22.4 |
| Denmark | 2000-2018 | 2006 | 22.1 |
| Denmark | 2000-2018 | 2007 | 23.6 |
| Denmark | 2000-2018 | 2008 | 22.5 |
| Denmark | 2000-2018 | 2009 | 23.0 |
| Denmark | 2000-2018 | 2010 | 23.1 |
| Denmark | 2000-2018 | 2011 | 22.7 |
| Denmark | 2000-2018 | 2012 | 21.5 |
| Denmark | 2000-2018 | 2013 | 21.7 |
| Denmark | 2000-2018 | 2014 | 22.6 |
| Denmark | 2000-2018 | 2015 | 22.2 |
| Denmark | 2000-2018 | 2016 | 21.7 |
| Denmark | 2000-2018 | 2017 | 21.6 |
| Denmark | 2000-2018 | 2018 | 22.0 |
| Estonia | 2000-2018 | 2000 | 4.7 |
| Estonia | 2000-2018 | 2001 | 3.5 |
| Estonia | 2000-2018 | 2002 | 2.7 |
| Estonia | 2000-2018 | 2003 | 3.9 |
| Estonia | 2000-2018 | 2004 | 2.9 |
| Estonia | 2000-2018 | 2005 | 4.0 |
| Estonia | 2000-2018 | 2006 | 4.6 |
| Estonia | 2000-2018 | 2007 | 4.1 |
| Estonia | 2000-2018 | 2008 | 6.3 |
| Estonia | 2000-2018 | 2009 | 5.0 |
| Estonia | 2000-2018 | 2010 | 4.4 |
| Estonia | 2000-2018 | 2011 | 4.1 |
| Estonia | 2000-2018 | 2012 | 5.7 |
| Estonia | 2000-2018 | 2013 | 5.0 |
| Estonia | 2000-2018 | 2014 | 4.1 |
| Estonia | 2000-2018 | 2015 | 5.0 |
| Estonia | 2000-2018 | 2016 | 4.9 |
| Estonia | 2000-2018 | 2017 | 4.5 |
| Estonia | 2000-2018 | 2018 | 5.1 |
| Finland | 2000-2018 | 2000 | 0.6 |
| Finland | 2000-2018 | 2001 | 0.5 |
| Finland | 2000-2018 | 2002 | 0.4 |
| Finland | 2000-2018 | 2003 | 0.4 |
| Finland | 2000-2018 | 2004 | 0.4 |
| Finland | 2000-2018 | 2005 | 0.5 |
| Finland | 2000-2018 | 2006 | 0.5 |
| Finland | 2000-2018 | 2007 | 0.6 |
| Finland | 2000-2018 | 2008 | 0.5 |
| Finland | 2000-2018 | 2009 | 0.3 |
| Finland | 2000-2018 | 2010 | 0.3 |
| Finland | 2000-2018 | 2011 | 0.3 |
| Finland | 2000-2018 | 2012 | 0.3 |
| Finland | 2000-2018 | 2013 | 0.5 |
| Finland | 2000-2018 | 2014 | 0.7 |
| Finland | 2000-2018 | 2015 | 0.7 |
| Finland | 2000-2018 | 2016 | 0.6 |
| Finland | 2000-2018 | 2017 | 0.6 |
| Finland | 2000-2018 | 2018 | 0.6 |
| France | 2000-2018 | 2000 | 18.2 |
| France | 2000-2018 | 2001 | 18.6 |
| France | 2000-2018 | 2002 | 18.1 |
| France | 2000-2018 | 2003 | 18.7 |
| France | 2000-2018 | 2004 | 18.2 |
| France | 2000-2018 | 2005 | 18.3 |
| France | 2000-2018 | 2006 | 18.4 |
| France | 2000-2018 | 2007 | 18.5 |
| France | 2000-2018 | 2008 | 18.6 |
| France | 2000-2018 | 2009 | 18.6 |
| France | 2000-2018 | 2010 | 18.6 |
| France | 2000-2018 | 2011 | 18.4 |
| France | 2000-2018 | 2012 | 18.1 |
| France | 2000-2018 | 2013 | 19.0 |
| France | 2000-2018 | 2014 | 18.4 |
| France | 2000-2018 | 2015 | 18.1 |
| France | 2000-2018 | 2016 | 18.1 |
| France | 2000-2018 | 2017 | 18.0 |
| France | 2000-2018 | 2018 | 19.8 |
| Germany | 2000-2018 | 2000 | 25.1 |
| Germany | 2000-2018 | 2001 | 25.3 |
| Germany | 2000-2018 | 2002 | 24.9 |
| Germany | 2000-2018 | 2003 | 24.4 |
| Germany | 2000-2018 | 2004 | 24.2 |
| Germany | 2000-2018 | 2005 | 24.7 |
| Germany | 2000-2018 | 2006 | 23.6 |
| Germany | 2000-2018 | 2007 | 22.8 |
| Germany | 2000-2018 | 2008 | 25.0 |
| Germany | 2000-2018 | 2009 | 24.0 |
| Germany | 2000-2018 | 2010 | 25.0 |
| Germany | 2000-2018 | 2011 | 23.7 |
| Germany | 2000-2018 | 2012 | 23.8 |
| Germany | 2000-2018 | 2013 | 24.9 |
| Germany | 2000-2018 | 2014 | 25.9 |
| Germany | 2000-2018 | 2015 | 26.9 |
| Germany | 2000-2018 | 2016 | 27.9 |
| Germany | 2000-2018 | 2017 | 27.3 |
| Germany | 2000-2018 | 2018 | 27.5 |
| Ireland | 2000-2018 | 2000 | 15.7 |
| Ireland | 2000-2018 | 2001 | 15.8 |
| Ireland | 2000-2018 | 2002 | 16.4 |
| Ireland | 2000-2018 | 2003 | 16.4 |
| Ireland | 2000-2018 | 2004 | 16.9 |
| Ireland | 2000-2018 | 2005 | 16.5 |
| Ireland | 2000-2018 | 2006 | 16.7 |
| Ireland | 2000-2018 | 2007 | 16.7 |
| Ireland | 2000-2018 | 2008 | 13.1 |
| Ireland | 2000-2018 | 2009 | 11.0 |
| Ireland | 2000-2018 | 2010 | 13.4 |
| Ireland | 2000-2018 | 2011 | 13.3 |
| Ireland | 2000-2018 | 2012 | 11.7 |
| Ireland | 2000-2018 | 2013 | 11.7 |
| Ireland | 2000-2018 | 2014 | 14.1 |
| Ireland | 2000-2018 | 2015 | 14.1 |
| Ireland | 2000-2018 | 2016 | 12.6 |
| Ireland | 2000-2018 | 2017 | 12.7 |
| Ireland | 2000-2018 | 2018 | 12.7 |
| Malta | 2000-2018 | 2000 | 51.1 |
| Malta | 2000-2018 | 2001 | 51.1 |
| Malta | 2000-2018 | 2002 | 51.1 |
| Malta | 2000-2018 | 2003 | 49.2 |
| Malta | 2000-2018 | 2004 | 54.0 |
| Malta | 2000-2018 | 2005 | 54.6 |
| Malta | 2000-2018 | 2006 | 54.9 |
| Malta | 2000-2018 | 2007 | 51.6 |
| Malta | 2000-2018 | 2008 | 48.3 |
| Malta | 2000-2018 | 2009 | 52.8 |
| Malta | 2000-2018 | 2010 | 57.3 |
| Malta | 2000-2018 | 2011 | 61.8 |
| Malta | 2000-2018 | 2012 | 63.6 |
| Malta | 2000-2018 | 2013 | 59.7 |
| Malta | 2000-2018 | 2014 | 59.8 |
| Malta | 2000-2018 | 2015 | 59.8 |
| Malta | 2000-2018 | 2016 | 59.9 |
| Malta | 2000-2018 | 2017 | 59.9 |
| Malta | 2000-2018 | 2018 | 53.4 |
| Portugal | 2000-2018 | 2000 | 24.0 |
| Portugal | 2000-2018 | 2001 | 20.1 |
| Portugal | 2000-2018 | 2002 | 24.4 |
| Portugal | 2000-2018 | 2003 | 26.7 |
| Portugal | 2000-2018 | 2004 | 18.5 |
| Portugal | 2000-2018 | 2005 | 18.8 |
| Portugal | 2000-2018 | 2006 | 22.4 |
| Portugal | 2000-2018 | 2007 | 20.7 |
| Portugal | 2000-2018 | 2008 | 18.1 |
| Portugal | 2000-2018 | 2009 | 18.2 |
| Portugal | 2000-2018 | 2010 | 23.0 |
| Portugal | 2000-2018 | 2011 | 18.5 |
| Portugal | 2000-2018 | 2012 | 20.5 |
| Portugal | 2000-2018 | 2013 | 17.3 |
| Portugal | 2000-2018 | 2014 | 14.9 |
| Portugal | 2000-2018 | 2015 | 16.8 |
| Portugal | 2000-2018 | 2016 | 19.3 |
| Portugal | 2000-2018 | 2017 | 18.5 |
| Portugal | 2000-2018 | 2018 | 18.3 |
| Serbia | 2000-2018 | 2000 | 4.8 |
| Serbia | 2000-2018 | 2001 | 4.8 |
| Serbia | 2000-2018 | 2002 | 4.8 |
| Serbia | 2000-2018 | 2003 | 4.8 |
| Serbia | 2000-2018 | 2004 | 2.8 |
| Serbia | 2000-2018 | 2005 | 5.2 |
| Serbia | 2000-2018 | 2006 | 7.1 |
| Serbia | 2000-2018 | 2007 | 4.4 |
| Serbia | 2000-2018 | 2008 | 4.1 |
| Serbia | 2000-2018 | 2009 | 3.8 |
| Serbia | 2000-2018 | 2010 | 2.4 |
| Serbia | 2000-2018 | 2011 | 2.5 |
| Serbia | 2000-2018 | 2012 | 1.9 |
| Serbia | 2000-2018 | 2013 | 5.3 |
| Serbia | 2000-2018 | 2014 | 8.4 |
| Serbia | 2000-2018 | 2015 | 13.1 |
| Serbia | 2000-2018 | 2016 | 16.9 |
| Serbia | 2000-2018 | 2017 | 11.6 |
| Serbia | 2000-2018 | 2018 | 7.6 |
| Slovakia | 2000-2018 | 2000 | 19.4 |
| Slovakia | 2000-2018 | 2001 | 19.3 |
| Slovakia | 2000-2018 | 2002 | 14.9 |
| Slovakia | 2000-2018 | 2003 | 13.9 |
| Slovakia | 2000-2018 | 2004 | 20.9 |
| Slovakia | 2000-2018 | 2005 | 18.9 |
| Slovakia | 2000-2018 | 2006 | 20.3 |
| Slovakia | 2000-2018 | 2007 | 18.6 |
| Slovakia | 2000-2018 | 2008 | 18.8 |
| Slovakia | 2000-2018 | 2009 | 18.9 |
| Slovakia | 2000-2018 | 2010 | 24.0 |
| Slovakia | 2000-2018 | 2011 | 14.8 |
| Slovakia | 2000-2018 | 2012 | 15.9 |
| Slovakia | 2000-2018 | 2013 | 19.9 |
| Slovakia | 2000-2018 | 2014 | 17.8 |
| Slovakia | 2000-2018 | 2015 | 19.5 |
| Slovakia | 2000-2018 | 2016 | 16.5 |
| Slovakia | 2000-2018 | 2017 | 16.2 |
| Slovakia | 2000-2018 | 2018 | 18.2 |
| Slovenia | 2000-2018 | 2000 | 15.0 |
| Slovenia | 2000-2018 | 2001 | 17.2 |
| Slovenia | 2000-2018 | 2002 | 18.8 |
| Slovenia | 2000-2018 | 2003 | 16.6 |
| Slovenia | 2000-2018 | 2004 | 17.7 |
| Slovenia | 2000-2018 | 2005 | 17.7 |
| Slovenia | 2000-2018 | 2006 | 18.9 |
| Slovenia | 2000-2018 | 2007 | 14.5 |
| Slovenia | 2000-2018 | 2008 | 14.9 |
| Slovenia | 2000-2018 | 2009 | 14.8 |
| Slovenia | 2000-2018 | 2010 | 14.1 |
| Slovenia | 2000-2018 | 2011 | 13.8 |
| Slovenia | 2000-2018 | 2012 | 13.6 |
| Slovenia | 2000-2018 | 2013 | 14.9 |
| Slovenia | 2000-2018 | 2014 | 13.8 |
| Slovenia | 2000-2018 | 2015 | 12.8 |
| Slovenia | 2000-2018 | 2016 | 14.2 |
| Slovenia | 2000-2018 | 2017 | 13.3 |
| Slovenia | 2000-2018 | 2018 | 14.4 |
| Spain | 2000-2018 | 2000 | 53.2 |
| Spain | 2000-2018 | 2001 | 53.4 |
| Spain | 2000-2018 | 2002 | 53.7 |
| Spain | 2000-2018 | 2003 | 53.9 |
| Spain | 2000-2018 | 2004 | 54.6 |
| Spain | 2000-2018 | 2005 | 53.4 |
| Spain | 2000-2018 | 2006 | 50.2 |
| Spain | 2000-2018 | 2007 | 57.2 |
| Spain | 2000-2018 | 2008 | 49.5 |
| Spain | 2000-2018 | 2009 | 47.8 |
| Spain | 2000-2018 | 2010 | 45.9 |
| Spain | 2000-2018 | 2011 | 52.3 |
| Spain | 2000-2018 | 2012 | 51.4 |
| Spain | 2000-2018 | 2013 | 51.1 |
| Spain | 2000-2018 | 2014 | 50.7 |
| Spain | 2000-2018 | 2015 | 50.3 |
| Spain | 2000-2018 | 2016 | 50.0 |
| Spain | 2000-2018 | 2017 | 52.8 |
| Spain | 2000-2018 | 2018 | 50.1 |
| Switzerland | 2000-2018 | 2000 | 15.7 |
| Switzerland | 2000-2018 | 2001 | 15.7 |
| Switzerland | 2000-2018 | 2002 | 15.7 |
| Switzerland | 2000-2018 | 2003 | 15.5 |
| Switzerland | 2000-2018 | 2004 | 16.7 |
| Switzerland | 2000-2018 | 2005 | 16.4 |
| Switzerland | 2000-2018 | 2006 | 17.1 |
| Switzerland | 2000-2018 | 2007 | 16.5 |
| Switzerland | 2000-2018 | 2008 | 15.9 |
| Switzerland | 2000-2018 | 2009 | 15.8 |
| Switzerland | 2000-2018 | 2010 | 15.7 |
| Switzerland | 2000-2018 | 2011 | 15.3 |
| Switzerland | 2000-2018 | 2012 | 15.1 |
| Switzerland | 2000-2018 | 2013 | 16.1 |
| Switzerland | 2000-2018 | 2014 | 15.2 |
| Switzerland | 2000-2018 | 2015 | 14.8 |
| Switzerland | 2000-2018 | 2016 | 14.7 |
| Switzerland | 2000-2018 | 2017 | 13.9 |
| Switzerland | 2000-2018 | 2018 | 13.9 |
| Europe | 1992-2018 | 1992 | 19.3 |
| Europe | 1992-2018 | 1993 | 19.3 |
| Europe | 1992-2018 | 1994 | 19.4 |
| Europe | 1992-2018 | 1995 | 19.8 |
| Europe | 1992-2018 | 1996 | 19.6 |
| Europe | 1992-2018 | 1997 | 20.3 |
| Europe | 1992-2018 | 1998 | 20.1 |
| Europe | 1992-2018 | 1999 | 20.1 |
| Europe | 1992-2018 | 2000 | 20.4 |
| Europe | 1992-2018 | 2001 | 20.1 |
| Europe | 1992-2018 | 2002 | 19.6 |
| Europe | 1992-2018 | 2003 | 19.8 |
| Europe | 1992-2018 | 2004 | 19.9 |
| Europe | 1992-2018 | 2005 | 20.0 |
| Europe | 1992-2018 | 2006 | 19.8 |
| Europe | 1992-2018 | 2007 | 20.3 |
| Europe | 1992-2018 | 2008 | 20.1 |
| Europe | 1992-2018 | 2009 | 20.2 |
| Europe | 1992-2018 | 2010 | 20.1 |
| Europe | 1992-2018 | 2011 | 19.8 |
| Europe | 1992-2018 | 2012 | 19.6 |
| Europe | 1992-2018 | 2013 | 20.2 |
| Europe | 1992-2018 | 2014 | 20.3 |
| Europe | 1992-2018 | 2015 | 20.4 |
| Europe | 1992-2018 | 2016 | 20.4 |
| Europe | 1992-2018 | 2017 | 20.2 |
| Europe | 1992-2018 | 2018 | 21.4 |
| Europe | 2000-2018 | 2000 | 20.7 |
| Europe | 2000-2018 | 2001 | 20.7 |
| Europe | 2000-2018 | 2002 | 20.2 |
| Europe | 2000-2018 | 2003 | 20.4 |
| Europe | 2000-2018 | 2004 | 20.2 |
| Europe | 2000-2018 | 2005 | 20.7 |
| Europe | 2000-2018 | 2006 | 20.7 |
| Europe | 2000-2018 | 2007 | 20.8 |
| Europe | 2000-2018 | 2008 | 20.6 |
| Europe | 2000-2018 | 2009 | 20.3 |
| Europe | 2000-2018 | 2010 | 20.6 |
| Europe | 2000-2018 | 2011 | 20.1 |
| Europe | 2000-2018 | 2012 | 20.0 |
| Europe | 2000-2018 | 2013 | 20.6 |
| Europe | 2000-2018 | 2014 | 20.7 |
| Europe | 2000-2018 | 2015 | 21.0 |
| Europe | 2000-2018 | 2016 | 21.4 |
| Europe | 2000-2018 | 2017 | 20.8 |
| Europe | 2000-2018 | 2018 | 21.5 |